director david patraeus. a military volunteer got harassing notes biographer who happened to be his mistress and congress wants to know more that revealed the affair. >> david patraeus's secret affair may have remained secret if not for threatening e-mails his lover sent to jill kelly wife of a tampa surgeon. officials say she was not romantically involved with patraeus but was a family friend. kelley contacted the f.b.i. after receiving the threatening e-mails. initially there were concerns that the c.i.a. director's e-mail had been hacked. >> the initial complaint was harassment. it possibly could have gone to e-mail hacking but there was no substantive information that it had anything to do with national security. >> but those e-mails were linked back to paula broadwell who had access to patraeus as his official biographer. broadwell lives in charlotte with her husband and two kids. she is an avid run were and says they bonded over their shared mental and physical discipline on her trips to afghanistan to